mtd: rawnand: remove bf5xx_nand driver

The blackfin architecture is getting removed, so this driver has
become obsolete.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>

drivers/mtd/nand/raw/Kconfig

@@ -116,38 +116,6 @@ config MTD_NAND_AU1550
 	  This enables the driver for the NAND flash controller on the
 	  AMD/Alchemy 1550 SOC.
 
-config MTD_NAND_BF5XX
-	tristate "Blackfin on-chip NAND Flash Controller driver"
-	depends on BF54x || BF52x
-	help
-	  This enables the Blackfin on-chip NAND flash controller
-
-	  No board specific support is done by this driver, each board
-	  must advertise a platform_device for the driver to attach.
-
-	  This driver can also be built as a module. If so, the module
-	  will be called bf5xx-nand.
-
-config MTD_NAND_BF5XX_HWECC
-	bool "BF5XX NAND Hardware ECC"
-	default y
-	depends on MTD_NAND_BF5XX
-	help
-	  Enable the use of the BF5XX's internal ECC generator when
-	  using NAND.
-
-config MTD_NAND_BF5XX_BOOTROM_ECC
-	bool "Use Blackfin BootROM ECC Layout"
-	default n
-	depends on MTD_NAND_BF5XX_HWECC
-	help
-	  If you wish to modify NAND pages and allow the Blackfin on-chip
-	  BootROM to boot from them, say Y here.  This is only necessary
-	  if you are booting U-Boot out of NAND and you wish to update
-	  U-Boot from Linux' userspace.  Otherwise, you should say N here.
-
-	  If unsure, say N.
-
 config MTD_NAND_S3C2410
 	tristate "NAND Flash support for Samsung S3C SoCs"
 	depends on ARCH_S3C24XX || ARCH_S3C64XX

drivers/mtd/nand/raw/Makefile

@@ -11,7 +11,6 @@ obj-$(CONFIG_MTD_NAND_DENALI)		+= denali.o
 obj-$(CONFIG_MTD_NAND_DENALI_PCI)	+= denali_pci.o
 obj-$(CONFIG_MTD_NAND_DENALI_DT)	+= denali_dt.o
 obj-$(CONFIG_MTD_NAND_AU1550)		+= au1550nd.o
-obj-$(CONFIG_MTD_NAND_BF5XX)		+= bf5xx_nand.o
 obj-$(CONFIG_MTD_NAND_S3C2410)		+= s3c2410.o
 obj-$(CONFIG_MTD_NAND_TANGO)		+= tango_nand.o
 obj-$(CONFIG_MTD_NAND_DAVINCI)		+= davinci_nand.o